# 6. Full sample app

A complete sample app implementation is available on GitHub. Follow the link below.

{% embed url="<https://github.com/incubiq/sign_in_with_wallet/tree/main/backend_sample>" %}

{% hint style="warning" %}
**Important**: since you may run this sample app on localhost, it cannot be reached from the SIWW backend. You will need to configure it as follows:&#x20;

i/ tunnel the localhost, for example by using ngrok

ii/ add the ngrok address into the localhost config of SIWW (login to SIWW as admin)\_
{% endhint %}

Check the end-to-end implementation in the tutorial video below

{% embed url="<https://www.youtube.com/embed/PYerg9GjCfM>" %}